Discovery 4.0 V8 Petrol 1998 to 2004, This is a Major Service kit of Quality Land Rover parts, Which includes : Washers , Oil Filter and Air Filter, also Includes Spark Plugs. This service kit would require 6.1 Litres of Oil sold separately, for more details on this see related products below. All the Major components required to carry out a full Service on your Land Rover with over 50% savings compared to the main dealer.